<!DOCTYPE html>
<html lang="zh-CN">
  <head>
    <meta charset="UTF-8" />
    <title>05_多背景图</title>
    <style>
      div {
        width: 400px;
        height: 400px;
        border: 1px solid black;
        background: url(../images/bg-lt.png) no-repeat left top,
          url(../images/bg-rt.png) no-repeat right top,
          url(../images/bg-lb.png) no-repeat left bottom,
          url(../images/bg-rb.png) no-repeat right bottom;
      }
    </style>
  </head>
  <body>
    <div></div>
  </body>
</html>
